Display screen with a graphical user interface for a cooler pack



The FIGURE is a front view of a display screen with a graphical user interface for a cooler pack.

The broken lines showing the display screen form no part of the claimed design. The remaining broken lines showing text and portions of the graphical user interface form no part of the claimed design. 

CLAIM The ornamental design for a display screen with a graphical user interface for a cooler pack, as shown and described. 